diff --git a/bin/qt-cmake.bat.in b/bin/qt-cmake.bat.in
index 2645c0320f6..96d955d2a92 100644
--- a/bin/qt-cmake.bat.in
+++ b/bin/qt-cmake.bat.in
@@ -6,5 +6,5 @@ set script_dir_path=%~dp0
 set cmake_path=@CMAKE_COMMAND@
 if not exist "%cmake_path%" set cmake_path=cmake
 
-set toolchain_path=%script_dir_path%/@__GlobalConfig_relative_path_from_bin_dir_to_cmake_config_dir@/qt.toolchain.cmake
+set toolchain_path=%script_dir_path%\@__GlobalConfig_relative_path_from_bin_dir_to_cmake_config_dir@\qt.toolchain.cmake
 "%cmake_path%" -DCMAKE_TOOLCHAIN_FILE="%toolchain_path%" @__qt_cmake_extra@ %*